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RemFixitSearch fault code

Error code

Mitsubishi Electric PFD code 5107

No approved translation for this record yet; showing the original text.

Meaning

Outside temperature sensor (TH7) fault (Outdoor unit): ŒIf a shorted-circuited (high temperature intake) or an open-circuited thermistor (low temperature intake) is detected (first detection), the outdoor unit stops, goes into the 20-second restart delay mode, and automatically restarts if the thermistor temperature reading is within the normal range at the end of the restart delay mode. ŒIf a shortor open-circuited thermistor is detected again (second detection) after restart, the outdoor unit stops again, goes into the 20-second restart delay mode

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Possible causes

(1) Thermistor failure (2) Pinched lead wire (3) Torn wire coating (4) A pin on the male connector is missing or contact failure (5) Disconnected wire (6) Thermistor input circuit failure on the control board

Solution

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